IP Library › Assignment 014978/0054
Patent Assignment
Reel/Frame 014978/0054

Assignment of Assignor's Interest

Recorded: 2004-02-17 Pages: 5
Assignor
ENSYN GROUP, INC.
Executed: 2004-01-20
Assignee
ENSYN PETROLEUM INTERNATIONAL LTD.
400 WEST 9TH STREET, WILMINGTON, DELAWARE, 19801
Covered Property (1)
Modified Thermal Processing of Heavy Hydrocarbon Feedstocks
Patent: 7,572,365 →
Application: 10/269,538 →
Publication: US 2004/0069686
Related Assignments (4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Oct 9, 2003
From: FREEL, BARRY; KRIZ, JERRY F.; CLARKE, DOUG
To: ENSYN GROUP INC.
Reel/Frame 014572/0233 →
Merger Jun 8, 2006
From: ENSYN GROUP, INC.
To: IVANHOE ENERGY INC.
Reel/Frame 017748/0047 →
Corrective Assignment to Correct the the Name of the Assignor from Ensyn Group, Inc. to Ensyn Petroleum International Ltd. (a Subsidiary of Ensyn Group, Inc.) Previously Recorded on Reel 017748 Frame 0047. Assignor(S) Hereby Confirms the Correction of the Typographical Error. Jan 4, 2008
From: ENSYN PETROLEUM INTERNATIONAL LTD. (A SUBSIDIARY OF ENSYN GROUP, INC.)
To: IVANHOE ENERGY, INC.
Reel/Frame 020321/0461 →
Assignment of Assignor's Interest Jan 27, 2014
From: IVANHOE ENERGY INC.
To: IVANHOE HTL PETROLEUM LTD.
Reel/Frame 032055/0444 →